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Welcome to Sheridan County ...

Time Zone: Sheridan County lies in the Mountain Time Zone (MST/MDT) and observes daylight saving time.

The community of Plentywood is the Seat for Sheridan County.

Sheridan County was founded in 1913 and was created by taking area from Valley County.

From the Census Estimates for 2019, <1> Sheridan had a population of 3,309 people. This is a decrease of 1.75% since the last Census (which gave a population of 3,368 people in 2010).

At the time of the 2010 Census, Sheridan represented 0.34% of the total population of Montana.

Below are some of the communities located in Sheridan County:

  • Medicine Lake
    (14 miles [22.5 km] to the south)
  • Outlook
    (19 miles [30.6 km] to the northwest)
    • Outlook is located in Sheridan County (MT)
    • Jump to our Gazetteer entry for Outlook
    • Population from the 2020 Census: 46 people
    • Jump to TripAdvisor's Tourism page for Outlook <2>
  • Plentywood
    (6 miles [9.7 km] to the northwest)
  • Westby
    (21 miles [33.8 km] to the northeast)
    • Westby is located in Sheridan County (MT)
    • Jump to our Gazetteer entry for Westby
    • Population from the 2020 Census: 152 people
    • Jump to TripAdvisor's Tourism page for Westby <2>

Websites of Interest ...

Footnotes ...

<1>On a yearly basis, the US Census Bureau creates an estimate of the county's population. Keep in mind that this is an estimate and not an actual count. The last physical count was the 2010 Census and the next count will be for the 2020 Census.
<2>While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program.